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![Construction and ultrasonic inspection of the high-capacity Li-ion battery based on the MnO<sub>2</sub> decorated by Au nanoparticles anode](https://image.oaes.cc/9f7df3e1-f1ff-4fa4-8a79-9aab096130e2/microstructures4064.fig.1.jpg)
Figure 1. (A) XRD patterns of MnO2-Au under ultrasound for 30 min (red line) and ultrasound for 20 min (black line). (B) XRD patterns of MnO2-Au under different concentration ratios of NaBH4 and HAuCl4. SEM images of MnO2-Au (C and D).
Figure 1. (A) XRD patterns of MnO2-Au under ultrasound for 30 min (red line) and ultrasound for 20 min (black line). (B) XRD patterns of MnO2-Au under different concentration ratios of NaBH4 and HAuCl4. SEM images of MnO2-Au (C and D).
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